Home / 2,334.19-3,500.91-690.43

Finding the Fourth Proportional to 2,334.19, 3,500.91 and 690.43

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Solution

The fourth proportional to 2,334.19, 3,500.91 and 690.43 is: 1,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.19 : 3,500.91 = 690.43 : x
  2. Step 2: Convert to fraction form
    2,334.19/3,500.91 = 690.43/x
  3. Step 3: Cross multiply
    2,334.19x = 3,500.91 × 690.43
  4. Step 4: Simplify right side
    2,334.19x = 2,417,133.29
  5. Step 5: Solve for x
    x = 2,417,133.29/2,334.19
  6. Step 6: Final answer
    x = 1,035.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.